Files
yabridge/src/common/vst24.h
T
Robbert van der Helm 7ce42e4306 Add support for effGetMidiKeyName
Not a lot of plugins use it, but it's really nice to have when they do.
2020-04-28 12:54:36 +02:00

57 lines
2.3 KiB
C++

// yabridge: a Wine VST bridge
// Copyright (C) 2020 Robbert van der Helm
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <https://www.gnu.org/licenses/>.
#pragma once
// This file contains important opcodes and structs missing from
// `vestige/aeffectx.h`
// Glanced from https://www.kvraudio.com/forum/viewtopic.php?p=2744675#p2744675.
// These opcodes are used to retrieve names and specific properties for a
// plugin's inputs and outputs, if the plugin supports this. The index parameter
// is used to specify the index of the channel being queried, and the plugin
// gets passed an empty struct to describe the input/output through the data
// parameter. Finally the plugin returns a string containing the input or output
// name.
constexpr int effGetInputProperties = 33;
constexpr int effGetOutputProperties = 34;
// Found on
// https://github.com/falkTX/Carla/blob/07e876a743c5e15c358be170af2e523eadc7dbfa/source/utils/CarlaVstUtils.hpp#L75
// Used to assign names to MIDI keys, for some reason uses the `VstMidiKeyName`
// struct defined below rather than a simple string.
constexpr int effGetMidiKeyName = 66;
/**
* The struct that's being passed through the data parameter during the
* `effGetInputProperties` and `effGetOutputProperties` opcodes. Reverse
* engineered by attaching gdb to Bitwig. The actual fields are missing but for
* this application we don't need them.
*/
struct VstIOProperties {
char data[128];
};
/**
* The struct that's passed during `effGetMidiKeyName`. Will be used to write
* the name of a key to (i.e. the name of a sample for drum machines). Again,
* not sure about the exact contents of this struct, but at least the size is
* right!
*/
struct VstMidiKeyName {
char data[80];
};